Seiko Cal. 4440 - 474

Seiko 4440-474

The 4440-474 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4440 caliber with 28j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-231cc1e4ba85]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
45mm
Case Thickness
13.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Cream
Jewels
28j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1989

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seikata-wm-231cc1e4ba85